General fact: 12992 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 12992 is a boring number.
Trivia: 12992 is a boring number.
Historical date: July 27th is the day in 1900 that Kaiser Wilhelm II makes a speech comparing Germans to Huns; for years afterwards, "Hun" would be a disparaging name for Germans.